diff --git a/models/spring-ai-vertex-ai-gemini/src/main/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModel.java b/models/spring-ai-vertex-ai-gemini/src/main/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModel.java
index 94dd1a0d859..a356f88128c 100644
--- a/models/spring-ai-vertex-ai-gemini/src/main/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModel.java
+++ b/models/spring-ai-vertex-ai-gemini/src/main/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModel.java
@@ -869,7 +869,7 @@ public enum ChatModel implements ChatModelDescription {
 
 		GEMINI_2_0_FLASH_LIGHT("gemini-2.0-flash-lite"),
 
-		GEMINI_2_5_PRO("gemini-2.5-pro-exp-03-25");
+		GEMINI_2_5_PRO("gemini-2.5-pro-exp-03-28");
 
 		public final String value;
 
diff --git a/models/spring-ai-vertex-ai-gemini/src/test/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModelIT.java b/models/spring-ai-vertex-ai-gemini/src/test/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModelIT.java
index e2c42ac4846..1b6e3e8a00e 100644
--- a/models/spring-ai-vertex-ai-gemini/src/test/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModelIT.java
+++ b/models/spring-ai-vertex-ai-gemini/src/test/java/org/springframework/ai/vertexai/gemini/VertexAiGeminiChatModelIT.java
@@ -304,7 +304,7 @@ public VertexAiGeminiChatModel vertexAiEmbedding(VertexAI vertexAi) {
 			return VertexAiGeminiChatModel.builder()
 				.vertexAI(vertexAi)
 				.defaultOptions(VertexAiGeminiChatOptions.builder()
-					.model(VertexAiGeminiChatModel.ChatModel.GEMINI_2_5_PRO)
+					.model(VertexAiGeminiChatModel.ChatModel.GEMINI_2_0_FLASH)
 					.build())
 				.build();
 		}